'Young Sherlock' OTT release: When and where to watch the new mystery series starring Colin Firth and Joseph Fiennes?

Coming to Amazon Prime Video on March 4, 2026: 'Young Sherlock.' Hero Fiennes Tiffin leads as a 19-year-old Holmes in Guy Ritchie's latest, set in 1870s London. It follows his formative years through a murder mystery and early encounters with Moriarty and Watson, offering an unapologetically fresh spin on the legend.

'Young Sherlock' OTT release: When and where to watch the new mystery series starring  Colin Firth and Joseph Fiennes?
Coming to Amazon Prime Video on March 4, 2026: 'Young Sherlock.' Hero Fiennes Tiffin leads as a 19-year-old Holmes in Guy Ritchie's latest, set in 1870s London. It follows his formative years through a murder mystery and early encounters with Moriarty and Watson, offering an unapologetically fresh spin on the legend.